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CBSE Notes 2011-2012 » X-Mathematics-Term2

# Surface Areas and Volumes

## Three cubes of iron whose edges are 6 cm, 8 cm and 10 cm respectively are melted and formed into a s...

Multiple choice question

Three cubes of iron whose edges are 6 cm, 8 cm and 10 cm respectively are melted and formed into a single cube. The edge of the new cube formed is

## A rectangular block 6 cm x 12 cm x 15 cm is cut into exact number of equal cubes. The least possible...

Multiple choice question

A rectangular block 6 cm x 12 cm x 15 cm is cut into exact number of equal cubes. The least possible number of cubes will be

## Given that 1 cu. cm of marble weighs 25 gm, the weight of a marble block, 28 cm in width with 5 cm t...

Multiple choice question

Given that 1 cu. cm of marble weighs 25 gm, the weight of a marble block, 28 cm in width with 5 cm thick, is
112 kg. The length of the block is

## A river 1.5 m deep and 36 m wide is flowing at the rate of 3.5 km per hour. The amount of water that...

Multiple choice question

A river 1.5 m deep and 36 m wide is flowing at the rate of 3.5 km per hour. The amount of water that runs into the sea per minute (in cubic metres) is

## How many bags of grain can be stored in a cuboid granary 12 m x 6 m x 5 m. If each bag occupies a sp...

Multiple choice question

How many bags of grain can be stored in a cuboid granary 12 m x 6 m x 5 m. If each bag occupies a space of 0.48 m3?

## A metal sheet 27 cm long, 8 cm broad and 1 cm thick is melted into a cube. The difference between su...

Multiple choice question

A metal sheet 27 cm long, 8 cm broad and 1 cm thick is melted into a cube. The difference between surface areas of two solids is